package com.lcm.oj.lanqiao.year2020.real_two;

/**
 * @author Coder-lcm
 * @date 2021/4/1
 */
public class T3_蛇形填数 {
    public static void main(String[] args) {
        System.out.println("找规律即可，无需编程");
        System.out.println(String.format("%.2f", 123 / 2));
    }
}
